Javan Rusa vs Tree Grayling

Rusa timorensis compared with Hipparchia statilinus

Key Differences

• Javan Rusa is Vulnerable while Tree Grayling is Extinct.

Taxonomic Classification

Rank	Javan Rusa	Tree Grayling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Artiodactyla (Even-toed Ungulates)	Lepidoptera (Butterflies & Moths)
Family	Cervidae (Deer)	Nymphalidae (Brush-footed Butterflies)
Genus	Rusa	Hipparchia
Species	Rusa timorensis	Hipparchia statilinus

Evolutionary Relationship

Javan Rusa and Tree Grayling share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Javan Rusa

VU — Vulnerable

Tree Grayling

EX — Extinct

Physical Characteristics

Attribute	Javan Rusa	Tree Grayling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Tree Grayling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (30 countries).